Re: DAD question

Bob Hinden <bob.hinden@gmail.com> Sat, 11 August 2012 22:20 UTC

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Subject: Re: DAD question
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From: Bob Hinden <bob.hinden@gmail.com>
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To: joel jaeggli <joelja@bogus.com>
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Joel,

>>> 
>>> 
>> True, but the odds of this happening are very low.  I wonder if we have any data on DAD detecting duplicate addresses and their cause.
>> 
>> For example, has any seen any actual duplicate MAC addresses?  It would be good to collect some data.
> Most sun machines that I recall had the same mac address on all interfaces.

Right, but that would cause DAD to trigger unless the interfaces were connected to the same link.  I would think this is an issue for servers.

> 
> Duplicate macs are generally in my experience the product of deliberate configuration, cloning virtual machines or similar activity.

That makes sense.

Thanks,
Bob

>> Bob
>> 
>>> cheers,
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